thats why the licenses recommend to put the license on top of EVERY SINGLE FILE. Failing to do so, is, well, not a good idea. The pull request will then either

thats why the licenses recommend to put the license on top of EVERY SINGLE FILE. Failing to do so, is, well, not a good idea. The pull request will then either contain a join copyright (then only THIS file has a joint copyright), either no change to copyright (explicitly assigning the copyright to you alone) that's if the copyright goes to <your name, email>, not "et al", obviously